Richard Rojas, 26, lost control of his vehicle just before noon on Thursday. His vehicle hopped the curb, killing one, 18-year-old Alyssa Elsman, and injuring 22, the New York City Police Department confirmed.

For example, the first form of the psychoactive ingredient used in spice was called JWH-018, named for the initials of the scientist John W. Huffman who first invented it in 2008.

Just like with the main psychoactive ingredient in traditional marijuana, THC, the psychoactive ingredients in synthetic marijuana bind to the brain's CB1 receptors. Because spice is so much stronger, however, it is much more likely to cause everything from seizures to psychosis.